/* ============================================================
   CSS Custom Properties
   ============================================================ */
:root {
  --color-primary:     #1a3a5c;
  --color-primary-dk:  #122840;
  --color-primary-lt:  #2a5080;
  --color-accent:      #c9a84c;
  --color-accent-lt:   #e8c86a;
  --color-bg:          #f4f6f9;
  --color-white:       #ffffff;
  --color-text:        #2c2c2c;
  --color-muted:       #6c7a8a;
  --color-border:      #dce3ec;
  --color-success:     #28a745;
  --color-warning:     #ffc107;
  --color-danger:      #dc3545;
  --color-info:        #17a2b8;

  --font-base: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'メイリオ', sans-serif;
  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
  --shadow:    0 4px 12px rgba(0,0,0,.12);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.16);
  --transition: .2s ease;
}

/* ============================================================
   Reset & Base
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
input, select, textarea, button { font-family: inherit; font-size: inherit; }

/* ============================================================
   Layout Helpers
   ============================================================ */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-gray { background: #eef1f5; }
.mt-4 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.text-muted { color: var(--color-muted); font-size: .875rem; }
.inline-form { display: inline; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  font-weight: 600;
  font-size: .9rem;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform .1s;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}
.btn-primary:hover { background: var(--color-primary-lt); border-color: var(--color-primary-lt); }

.btn-gold {
  background: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}
.btn-gold:hover { background: var(--color-accent-lt); border-color: var(--color-accent-lt); }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: var(--color-white); }

.btn-outline-white {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn-outline-white:hover { background: var(--color-white); color: var(--color-primary); }

.btn-danger {
  background: var(--color-danger);
  color: var(--color-white);
  border-color: var(--color-danger);
}
.btn-danger:hover { background: #c82333; border-color: #c82333; }

.btn-dl {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  font-size: .8rem;
  padding: 6px 14px;
}
.btn-dl:hover { background: var(--color-accent); border-color: var(--color-accent); color: var(--color-primary); }

.btn-sm { padding: 6px 14px; font-size: .8rem; }
.btn-lg { padding: 14px 32px; font-size: 1rem; }
.btn-block { width: 100%; justify-content: center; }

/* ============================================================
   Site Header
   ============================================================ */
.site-header {
  background: var(--color-primary);
  color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-white);
}
.logo-mark {
  background: var(--color-accent);
  color: var(--color-primary);
  font-weight: 900;
  font-size: 1.2rem;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: -1px;
}
.logo-text {
  font-weight: 700;
  font-size: 1rem;
}
.header-nav {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-link {
  color: rgba(255,255,255,.85);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  transition: background var(--transition), color var(--transition);
}
.nav-link:hover { background: rgba(255,255,255,.15); color: var(--color-white); }
.nav-admin { color: var(--color-accent-lt); }
.nav-logout { color: rgba(255,255,255,.6); }
.nav-user {
  color: rgba(255,255,255,.7);
  font-size: .85rem;
  padding: 4px 12px;
  border-right: 1px solid rgba(255,255,255,.2);
}

/* ============================================================
   Flash Messages
   ============================================================ */
.flash-container {
  position: fixed;
  top: 80px;
  right: 24px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  gap: 8px;
  max-width: 400px;
}
.flash {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius);
  font-size: .9rem;
  font-weight: 500;
  box-shadow: var(--shadow);
  animation: slideIn .3s ease;
}
@keyframes slideIn { from { opacity:0; transform:translateX(40px); } to { opacity:1; transform:translateX(0); } }
.flash-success { background: var(--color-success); color: #fff; }
.flash-error   { background: var(--color-danger);  color: #fff; }
.flash-warning { background: var(--color-warning);  color: #333; }
.flash-info    { background: var(--color-info);    color: #fff; }
.flash-close {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font-size: .9rem;
  opacity: .7;
  padding: 2px;
}
.flash-close:hover { opacity: 1; }

/* ============================================================
   Main Content
   ============================================================ */
.main-content { flex: 1; }

/* ============================================================
   Site Footer
   ============================================================ */
.site-footer {
  background: var(--color-primary-dk);
  color: rgba(255,255,255,.6);
  padding: 24px 0;
  margin-top: auto;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  text-align: center;
}
.footer-copy { font-size: .85rem; }
.footer-note { font-size: .8rem; opacity: .7; }

/* ============================================================
   TOP Page – Hero
   ============================================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-lt) 100%);
  color: var(--color-white);
  padding: 100px 24px;
  text-align: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='60' height='60'%3E%3Ccircle cx='30' cy='30' r='1' fill='rgba(255,255,255,.05)'/%3E%3C/svg%3E") repeat;
}
.hero-inner {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-block;
  background: rgba(201,168,76,.25);
  border: 1px solid var(--color-accent);
  color: var(--color-accent-lt);
  padding: 4px 16px;
  border-radius: 100px;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .05em;
  margin-bottom: 20px;
}
.hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 1.1rem;
  opacity: .85;
  line-height: 1.8;
  margin-bottom: 40px;
}

/* ============================================================
   Features Section
   ============================================================ */
.section-title {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 48px;
  position: relative;
}
.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--color-accent);
  margin: 12px auto 0;
  border-radius: 2px;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}
.feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.feature-icon { font-size: 2.5rem; margin-bottom: 16px; }
.feature-title { font-size: 1.1rem; font-weight: 700; color: var(--color-primary); margin-bottom: 12px; }
.feature-desc { font-size: .9rem; color: var(--color-muted); line-height: 1.7; }

/* Property Types */
.ptype-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.ptype-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--color-accent);
}
.ptype-label {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-accent);
  font-size: 1.5rem;
  font-weight: 900;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  line-height: 64px;
  margin-bottom: 16px;
}
.ptype-name { font-size: 1.05rem; font-weight: 700; color: var(--color-primary); margin-bottom: 8px; }
.ptype-desc { font-size: .875rem; color: var(--color-muted); }

/* How to Use */
.step-list { max-width: 700px; margin: 0 auto; display: flex; flex-direction: column; gap: 24px; }
.step-item {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
}
.step-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--color-accent);
  min-width: 60px;
  text-align: center;
  line-height: 1;
}
.step-title { font-size: 1.05rem; font-weight: 700; color: var(--color-primary); margin-bottom: 6px; }
.step-desc { font-size: .9rem; color: var(--color-muted); }

/* CTA */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-lt) 100%);
  padding: 80px 24px;
  text-align: center;
  color: var(--color-white);
}
.cta-inner { max-width: 700px; margin: 0 auto; }
.cta-title { font-size: 1.75rem; font-weight: 800; margin-bottom: 16px; }
.cta-desc { font-size: 1rem; opacity: .85; margin-bottom: 32px; }

/* ============================================================
   Login Page
   ============================================================ */
.page-login .main-content {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 24px;
}
.login-wrapper { width: 100%; max-width: 460px; }
.login-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.login-logo { margin-bottom: 20px; }
.login-logo .logo-mark {
  width: 56px;
  height: 56px;
  font-size: 1.5rem;
  margin: 0 auto;
}
.login-title { font-size: 1.4rem; font-weight: 800; color: var(--color-primary); margin-bottom: 8px; }
.login-subtitle { font-size: .875rem; color: var(--color-muted); margin-bottom: 32px; }
.login-form { text-align: left; }
.login-note {
  font-size: .8rem;
  color: var(--color-muted);
  margin-top: 24px;
  line-height: 1.7;
  text-align: left;
}

/* ============================================================
   Form Elements
   ============================================================ */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: .875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26,58,92,.12);
}
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M0 0l6 8 6-8z' fill='%231a3a5c'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
}
.form-textarea { resize: vertical; min-height: 80px; }
.input-toggle-wrap { position: relative; }
.input-toggle-wrap .form-input { padding-right: 44px; }
.toggle-pw {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.1rem;
  padding: 4px;
  opacity: .5;
}
.toggle-pw:hover { opacity: 1; }
.required-mark { color: var(--color-danger); }
.optional-note { font-size: .8rem; font-weight: 400; color: var(--color-muted); }
.form-note { font-size: .8rem; color: var(--color-muted); margin-top: 4px; }
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: .9rem;
}
.checkbox-label input[type=checkbox] { width: 18px; height: 18px; accent-color: var(--color-primary); }

/* ============================================================
   Filter Card
   ============================================================ */
.filter-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}
.filter-form {}
.filter-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
}
.filter-group { flex: 1; min-width: 160px; }
.filter-label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: var(--color-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: .05em;
}
.filter-actions { display: flex; gap: 8px; }

/* ============================================================
   Page Container
   ============================================================ */
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}
.page-header {
  margin-bottom: 28px;
}
.page-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.page-subtitle {
  font-size: .9rem;
  color: var(--color-muted);
}

/* ============================================================
   Property Table
   ============================================================ */
.table-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-white);
  border-radius: var(--radius) var(--radius) 0 0;
  padding: 14px 20px;
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}
.toolbar-left { display: flex; align-items: center; gap: 16px; }
.check-all-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: .9rem;
  font-weight: 600;
  color: var(--color-primary);
}
.check-all-label input { width: 18px; height: 18px; accent-color: var(--color-primary); }
.selected-count { font-size: .85rem; color: var(--color-muted); }

.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.prop-table, .admin-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-white);
  font-size: .9rem;
}
.prop-table th, .admin-table th {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: .8rem;
  white-space: nowrap;
}
.prop-table td, .admin-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}
.prop-row:hover td { background: #f0f4f9; }
.prop-row:last-child td { border-bottom: none; }
.col-check { width: 44px; text-align: center; }
.col-check input { width: 18px; height: 18px; accent-color: var(--color-primary); }
.price-cell { font-weight: 700; color: var(--color-primary); }
.result-count {
  text-align: right;
  font-size: .8rem;
  color: var(--color-muted);
  margin-top: 8px;
}
.sort-col { background: var(--color-accent) !important; color: var(--color-primary) !important; }
.dl-num {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-muted);
}
.dl-num.has-dl { color: var(--color-primary); }
.action-cell { white-space: nowrap; }
.link-text { color: var(--color-primary-lt); text-decoration: underline; }
.link-text:hover { color: var(--color-accent); }

/* ============================================================
   Badges
   ============================================================ */
.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: .78rem;
  font-weight: 700;
  white-space: nowrap;
}
.badge-baikenchiku { background: #fff3e0; color: #e65100; border: 1px solid #ffe0b2; }
.badge-tateuri     { background: #e8f5e9; color: #2e7d32; border: 1px solid #c8e6c9; }
.badge-tochisell   { background: #e3f2fd; color: #1565c0; border: 1px solid #bbdefb; }

.badge-active   { background: #e8f5e9; color: #2e7d32; border: 1px solid #c8e6c9; padding: 3px 10px; border-radius: 100px; font-size: .78rem; font-weight: 700; }
.badge-inactive { background: #f5f5f5; color: #757575; border: 1px solid #e0e0e0; padding: 3px 10px; border-radius: 100px; font-size: .78rem; font-weight: 700; }
.badge-file     { font-size: .82rem; color: var(--color-primary-lt); }
.badge-required { background: #ffe0e0; color: var(--color-danger); padding: 2px 8px; border-radius: 4px; font-size: .78rem; font-weight: 700; }

/* ============================================================
   Empty State
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.empty-icon { font-size: 3rem; margin-bottom: 12px; }
.empty-msg { font-size: 1rem; color: var(--color-muted); margin-bottom: 24px; }

/* ============================================================
   Code Block
   ============================================================ */
.code-block {
  display: block;
  background: #f1f3f6;
  border-radius: var(--radius);
  padding: 14px 16px;
  font-family: 'Consolas', 'Courier New', monospace;
  font-size: .82rem;
  color: var(--color-primary);
  white-space: pre;
  overflow-x: auto;
  margin-top: 8px;
}
.csv-example { margin-top: 16px; }
.csv-format-info .table-wrapper { margin-top: 12px; }

/* ============================================================
   Registration page
   ============================================================ */
.register-wrapper {
  display: flex;
  justify-content: center;
  padding: 40px 24px 60px;
}
.register-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px 40px;
  box-shadow: var(--shadow-lg);
  width: 100%;
  max-width: 620px;
}
.form-section-label {
  font-size: .85rem;
  font-weight: 700;
  color: var(--color-primary);
  background: #eef1f5;
  border-left: 3px solid var(--color-accent);
  padding: 6px 12px;
  margin: 20px 0 12px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.form-grid-reg {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.register-notice {
  background: #f8f9fa;
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-top: 20px;
  font-size: .8rem;
  color: var(--color-muted);
  line-height: 1.8;
}
.login-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0 16px;
  color: var(--color-muted);
  font-size: .85rem;
}
.login-divider::before, .login-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 768px) {
  .header-inner { padding: 0 16px; }
  .logo-text { display: none; }
  .nav-user { display: none; }
  .hero { padding: 60px 16px; }
  .hero-title { font-size: 1.75rem; }
  .section { padding: 48px 0; }
  .page-container { padding: 20px 16px; }
  .table-toolbar { flex-direction: column; gap: 12px; align-items: flex-start; }
  .filter-row { flex-direction: column; }
  .filter-group { min-width: 100%; }
  .step-item { flex-direction: column; gap: 12px; }
  .step-num { min-width: auto; }
}